NIST traced the problem to its Boulder, Colorado campus, where a prolonged utility power outage disrupted operations. The ...

For a brief window this month, the official clocks that quietly coordinate the Internet’s heartbeat slipped out of sync. After a power outage hit key servers in Colorado, the National Institute of ...

The National Institute of Standards and Technology recently warned that an atomic clock device installed at its Boulder campus had failed due to a prolonged power ...

Due to the power outage, time (very) briefly stood still at the NIST Internet Time Service facility in Boulder.

At this point, atomic clocks are old news. They’ve been quietly keeping our world on schedule for decades now, and have been through several iterations with each generation gaining more accuracy. They ...

For decades, atomic clocks have provided the most stable means of timekeeping. They measure time by oscillating in step with ...

Atomic clocks will only see a loss of 1 second in accuracy over a period of 10 million years. They are used in multiple ways, including the GPS in your car. Now researchers have found a way to bypass ...

Vladan Vuletić with members of his Experimental Atomic Physics group. From left to right: Matthew Radzihovsky, Leon Zaporski, Qi Liu, Vladan Vuletić, and Gustavo Velez. Every time you check the time ...